Fast online tools that just work
Free calculators, converters, generators, and text utilities for everyday problem solving.
Counters, case converters, cleanup tools
Word Counter
Count words, characters, and reading time
Uppercase Converter
Convert text to uppercase instantly and copy the result.
Lowercase Converter
Convert text to lowercase instantly and copy the result.
Title Case Converter
Convert headings, titles, and phrases into clean title case.
Sentence Case Converter
Convert messy text into readable sentence case.
Character Counter
Count characters, words, lines, and paragraphs instantly.
Sentence Counter
Count sentences, words, and average sentence length in any text.
Paragraph Counter
Count paragraphs, words, and characters in pasted text.
Line Counter
Count total, empty, and non-empty lines in any text.
Duplicate Line Remover
Remove repeated lines from lists while preserving order.
Text Reverser
Reverse text character by character instantly.
Whitespace Remover
Remove extra spaces, tabs, and line breaks from text.
Find and Replace
Find words or phrases and replace them across pasted text.
Text Sorter
Sort lines alphabetically, reverse sort them, or remove duplicates.
Reading Time Calculator
Estimate reading time from word count and reading speed.
Speaking Time Calculator
Estimate speech duration from word count and speaking speed.
Word Frequency Counter
Find the most common words in pasted text.
Lorem Ipsum Generator
Generate placeholder lorem ipsum paragraphs for layouts.
Math, money, and everyday calculators
GST/HST Calculator
Calculate Canadian GST, HST, PST, QST, and total after-tax amounts.
Sales Tax Calculator
Add or reverse sales tax with preset Canadian rates or a custom rate.
Mortgage Calculator
Estimate mortgage payments, total interest, and monthly housing costs.
Loan Calculator
Calculate loan payments, total interest, and amortization.
Budget Calculator
Plan monthly income, expenses, savings, and leftover cash.
Debt Payoff Calculator
Estimate how long it takes to pay off debt and interest.
Credit Card Payoff Calculator
Compare credit card payoff time and interest by payment strategy.
Percentage Calculator
Calculate percentages of numbers quickly and accurately.
Percentage Change Calculator
Find percentage increase or decrease between two values.
Discount Calculator
Calculate sale price and savings from any discount percent.
Tip Calculator
Calculate tips, totals, and split bills per person.
Average Calculator
Calculate the average, sum, minimum, and maximum from a list of numbers.
Median Calculator
Find the median, sorted values, count, minimum, and maximum.
Ratio Calculator
Simplify ratios and scale them up or down instantly.
Proportion Calculator
Solve proportions like A is to B as C is to X.
Square Root Calculator
Calculate square roots and square values for any positive number.
Exponent Calculator
Calculate powers, exponents, and repeated multiplication results.
Profit Margin Calculator
Calculate gross profit, profit margin, and markup from cost and revenue.
Markup Calculator
Calculate selling price, profit, and margin from cost and markup.
ROI Calculator
Calculate return on investment, profit, and ROI percentage.
Simple Interest Calculator
Calculate simple interest, final balance, principal, rate, and time.
Compound Interest Calculator
Estimate compound growth with initial savings and monthly contributions.
Savings Goal Calculator
Estimate how long it will take to reach a savings goal.
Hourly to Salary Calculator
Convert hourly pay into weekly, monthly, and annual salary estimates.
Salary to Hourly Calculator
Convert annual salary into hourly, weekly, and monthly pay estimates.
Break-Even Calculator
Calculate break-even units from fixed cost, price, and variable cost.
Conversion Rate Calculator
Calculate conversion rate from visitors and conversions.
CPM Calculator
Calculate cost per thousand impressions for advertising campaigns.
CPC Calculator
Calculate cost per click from ad spend and clicks.
CPA Calculator
Calculate cost per acquisition from spend and conversions.
ROAS Calculator
Calculate return on ad spend from revenue and ad cost.
Churn Rate Calculator
Calculate customer churn rate over a period.
MRR Calculator
Calculate monthly recurring revenue from customers and average revenue.
Age, countdowns, and date differences
Age Calculator
Calculate age in years, months, and days from a birth date.
Date Difference Calculator
Find the number of days and weeks between two dates.
Countdown Calculator
Count how many days are left until a future date.
Week Number Calculator
Find the ISO week number and day of year for any date.
Time Duration Calculator
Calculate the duration between two times in hours and minutes.
Add Days to Date Calculator
Add days, weeks, or months to a date and get the new date.
Subtract Days from Date Calculator
Subtract days, weeks, or months from a date and get the new date.
Anniversary Calculator
Find the next anniversary date and how many days are left.
Units, currencies, and formats
Unit Converter
Convert length, weight, temperature, speed, area, volume, and data.
Currency Converter
Convert currencies with live exchange rates using a private API proxy.
File Size Converter
Convert file sizes between bytes, KB, MB, GB, and TB.
Minutes to Hours Converter
Convert minutes into hours, hours and minutes, and decimal hours.
Hours to Days Converter
Convert hours into days, workdays, and remaining hours.
Time Converter
Convert seconds, minutes, hours, days, and weeks.
Pounds to Kilograms Converter
Convert pounds to kilograms instantly.
Kilograms to Pounds Converter
Convert kilograms to pounds instantly.
Miles to Kilometers Converter
Convert miles to kilometers instantly.
Kilometers to Miles Converter
Convert kilometers to miles instantly.
Inches to Centimeters Converter
Convert inches to centimeters instantly.
Centimeters to Inches Converter
Convert centimeters to inches instantly.
Feet to Meters Converter
Convert feet to meters instantly.
Meters to Feet Converter
Convert meters to feet instantly.
Fahrenheit to Celsius Converter
Convert Fahrenheit temperatures to Celsius.
Celsius to Fahrenheit Converter
Convert Celsius temperatures to Fahrenheit.
Area Converter
Convert area units including square meters, acres, hectares, and square feet.
Volume Converter
Convert volume units including liters, gallons, cups, and cubic meters.
Speed Converter
Convert speed units including km/h, mph, meters per second, and knots.
Slug Generator
Create clean SEO-friendly URL slugs from titles and text.
URL Encoder
Encode text for safe use inside URLs and query strings.
URL Decoder
Decode URL encoded text back into readable characters.
Base64 Encoder
Encode plain text into Base64 format in your browser.
Base64 Decoder
Decode Base64 strings back into readable text.
HTML Encoder
Escape HTML special characters for safe display in code.
HTML Decoder
Convert HTML entities back into normal readable text.
SRT to VTT Converter
Convert SRT subtitle text into WebVTT format.
VTT to SRT Converter
Convert WebVTT subtitle text into SRT format.
QR codes, passwords, and random outputs
QR Generator
Generate QR codes instantly for links, text, email, and WiFi.
Password Generator
Generate strong secure passwords in your browser.
Random Number Generator
Generate random numbers between any minimum and maximum value.
Random Picker
Pick one random item from a list of names, options, or ideas.
Random Name Picker
Pick one or more random names from a pasted list.
List Randomizer
Shuffle a list into a random order with one click.
Coin Flip
Flip a virtual coin for a quick heads or tails result.
Dice Roller
Roll one or more dice and get the total instantly.
Random Word Generator
Generate random words for names, prompts, and ideas.
Name Initials Generator
Create initials from names, lists, and full names.
Username Generator
Generate username ideas from words, numbers, and styles.
Passphrase Generator
Generate memorable passphrases from random words.
UUIDs, hashes, encoders, and web utilities
UUID Generator
Generate random UUID v4 identifiers in your browser.
Hash Generator
Generate SHA hashes from text using your browser crypto API.
Checksum Generator
Generate CRC32 and Adler-32 checksums from text in your browser.
MD5 Generator
Generate MD5 hashes from text in your browser.
SHA256 Generator
Generate SHA-256 hashes from text using your browser crypto API.
JSON Formatter
Format messy JSON into clean, readable indentation.
JSON Validator
Validate JSON and find syntax errors quickly.
JSON Minifier
Minify JSON by removing unnecessary whitespace.
JSON to CSV Converter
Convert an array of JSON objects into CSV text.
CSV to JSON Converter
Convert CSV rows into JSON objects in your browser.
HTTP Status Code Lookup
Look up common HTTP status codes and what they mean.
User Agent Parser
Parse browser, device, and operating system hints from a user agent.
URL Parser
Break a URL into protocol, host, path, query, and hash parts.
HEX to RGB Converter
Convert HEX color values into RGB and CSS color formats.
RGB to HEX Converter
Convert RGB color values into HEX color codes.
Color Converter
Convert between HEX, RGB, and HSL color formats.
CSS Gradient Generator
Create linear CSS gradients and copy the CSS.
Box Shadow Generator
Create CSS box shadows visually and copy the CSS.
Border Radius Generator
Generate CSS border radius values with live preview.
Meta tags, UTM links, and search snippets
Keyword Density Checker
Calculate keyword usage and density in a piece of text.
UTM Builder
Build campaign URLs with UTM tracking parameters.
Meta Title Length Checker
Check title tag length for SEO snippets.
Meta Description Length Checker
Check meta description length for search snippets.
Robots.txt Generator
Generate a simple robots.txt file for your website.
Sitemap Generator
Generate a basic XML sitemap from a list of URLs.